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Benzodiazepines Screen, Serum/Plasma
Test Code37576
CPT Codes
80307
Includes
Confirmation testing is automatically performed at an additional charge on all positive screens, (CPT code: 80339, 80346).
Preferred Specimen
2 mL serum collected in a red-top tube (no gel)
Minimum Volume
0.9 mL
Other Acceptable Specimens
Plasma collected in: EDTA (lavender-top) tube, or EDTA (pink-top) tube
Instructions
Promptly centrifuge and separate serum or plasma into a plastic screw-capped (preservative-free) vial, using approved guidelines.
Transport Temperature
Refrigerated (cold packs)
Specimen Stability
Room temperature: 48 hours
Refrigerated: 14 days
Frozen: 14 days
Refrigerated: 14 days
Frozen: 14 days
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Received room temperature • Polymer gel separation tube (SST or PST)
Methodology
Enzyme Linked Immunosorbent Immunoassay (ELISA)
Setup Schedule
Set up: As needed; Report available: 4 days (If Positive: 7 days)
Reference Range
See Laboratory Report
Clinical Significance
Exclusion screen
